[Tarantool-patches] [PATCH 1/1] Fix SQL MEM-related warnings

[Mergen Imeev via Tarantool-patches <tarantool-patches@dev.tarantool.org>]

https://github.com/tarantool/tarantool/issues/5818
https://github.com/tarantool/tarantool/tree/imeevma/gh-5818-follow-up

---
 src/box/sql/func.c |  3 ++-
 src/box/sql/mem.c  | 11 ++++++-----
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/box/sql/func.c b/src/box/sql/func.c
index 9c28d5122..8d81a2ed3 100644
--- a/src/box/sql/func.c
+++ b/src/box/sql/func.c
@@ -343,6 +343,7 @@ position_func(struct sql_context *context, int argc, struct Mem **argv)
 			 */
 			haystack_str = mem_as_ustr(haystack);
 			needle_str = mem_as_ustr(needle);
+			assert(needle_str != NULL && haystack_str != NULL);
 
 			int n_needle_chars =
 				sql_utf8_char_count(needle_str, n_needle_bytes);
@@ -569,7 +570,7 @@ roundFunc(sql_context * context, int argc, sql_value ** argv)
 	} else if (n == 0 && r < 0 && (-r) < (double)(LARGEST_INT64 - 1)) {
 		r = -(double)((sql_int64) ((-r) + 0.5));
 	} else {
-		const char *rounded_value = tt_sprintf("%.*f", n, r);
+		const char *rounded_value = tt_sprintf("%.*f", (int)n, r);
 		sqlAtoF(rounded_value, &r, sqlStrlen30(rounded_value));
 	}
 	sql_result_double(context, r);
diff --git a/src/box/sql/mem.c b/src/box/sql/mem.c
index b6ff6397f..0f41ba0d8 100644
--- a/src/box/sql/mem.c
+++ b/src/box/sql/mem.c
@@ -70,7 +70,7 @@ mem_str(const struct Mem *mem)
 	case MEM_Int:
 		return tt_sprintf("%lld", mem->u.i);
 	case MEM_UInt:
-		return tt_sprintf("%llu", mem->u.u);
+		return tt_sprintf("%lu", mem->u.u);
 	case MEM_Real:
 		sql_snprintf(BUF_SIZE, &buf[0], "%!.15g", mem->u.r);
 		return tt_sprintf("%s", buf);
@@ -520,7 +520,7 @@ int_to_str0(struct Mem *mem)
 {
 	const char *str;
 	if ((mem->flags & MEM_UInt) != 0)
-		str = tt_sprintf("%llu", mem->u.u);
+		str = tt_sprintf("%lu", mem->u.u);
 	else
 		str = tt_sprintf("%lld", mem->u.i);
 	return mem_copy_str0(mem, str);
@@ -729,7 +729,8 @@ double_to_bool(struct Mem *mem)
 static inline int
 bool_to_int(struct Mem *mem)
 {
-	mem->u.u = (uint64_t)mem->u.b;
+	uint64_t u = (uint64_t)mem->u.b;
+	mem->u.u = u;
 	mem->flags = MEM_UInt;
 	mem->field_type = FIELD_TYPE_UNSIGNED;
 	return 0;
@@ -1599,7 +1600,7 @@ mem_shift_left(const struct Mem *left, const struct Mem *right,
 		result->u.i = a >= 0 ? 0 : -1;
 	else if (b < 0)
 		result->u.i = a >> -b;
-	else if (b > 64)
+	else if (b >= 64)
 		result->u.i = 0;
 	else
 		result->u.i = a << b;
@@ -1621,7 +1622,7 @@ mem_shift_right(const struct Mem *left, const struct Mem *right,
 		result->u.i = 0;
 	else if (b < 0)
 		result->u.i = a << -b;
-	else if (b > 64)
+	else if (b >= 64)
 		result->u.i = a >= 0 ? 0 : -1;
 	else
 		result->u.i = a >> b;
-- 
2.25.1